NL6806785A - - Google Patents

Info

Publication number
NL6806785A
NL6806785A NL6806785A NL6806785A NL6806785A NL 6806785 A NL6806785 A NL 6806785A NL 6806785 A NL6806785 A NL 6806785A NL 6806785 A NL6806785 A NL 6806785A NL 6806785 A NL6806785 A NL 6806785A
Authority
NL
Netherlands
Application number
NL6806785A
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to GB1902268A priority Critical patent/GB1222871A/en
Priority to FR1561844D priority patent/FR1561844A/fr
Application filed filed Critical
Priority to NL6806785A priority patent/NL6806785A/xx
Publication of NL6806785A publication Critical patent/NL6806785A/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/50—Systems of measurement based on relative movement of target
    • G01S13/52—Discriminating between fixed and moving objects or between objects moving at different speeds
    • G01S13/56—Discriminating between fixed and moving objects or between objects moving at different speeds for presence detection
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/22—Electrical actuation
    • G08B13/24—Electrical actuation by interference with electromagnetic field distribution

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Electromagnetism (AREA)
  • Radar Systems Or Details Thereof (AREA)
NL6806785A 1968-04-23 1968-05-14 NL6806785A (enrdf_load_stackoverflow)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB1902268A GB1222871A (en) 1968-04-23 1968-04-23 Improvements in or relating to detection systems
FR1561844D FR1561844A (enrdf_load_stackoverflow) 1968-04-23 1968-05-09
NL6806785A NL6806785A (enrdf_load_stackoverflow) 1968-04-23 1968-05-14

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB1902268A GB1222871A (en) 1968-04-23 1968-04-23 Improvements in or relating to detection systems
FR151104 1968-05-09
NL6806785A NL6806785A (enrdf_load_stackoverflow) 1968-04-23 1968-05-14

Publications (1)

Publication Number Publication Date
NL6806785A true NL6806785A (enrdf_load_stackoverflow) 1969-11-18

Family

ID=27244832

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6806785A NL6806785A (enrdf_load_stackoverflow) 1968-04-23 1968-05-14

Country Status (3)

Country Link
FR (1) FR1561844A (enrdf_load_stackoverflow)
GB (1) GB1222871A (enrdf_load_stackoverflow)
NL (1) NL6806785A (enrdf_load_stackoverflow)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2165755B1 (enrdf_load_stackoverflow) * 1971-12-29 1977-01-14 Sfim
US3760400A (en) * 1972-02-10 1973-09-18 Aerospace Res Intrusion detection system employing quadrature sampling
NL8102059A (nl) * 1981-04-27 1982-11-16 Univ Leiden Inrichting en werkwijze voor het kwantitatief beoordelen van onwillekeurige lichaamsbewegingen.
GB2131547B (en) * 1982-12-02 1986-10-29 Lucas Ind Plc Motion detection systems
GB8319642D0 (en) * 1983-07-20 1983-08-24 Plessey Co Plc Remote switch
EP0833022A3 (de) * 1996-09-27 1998-10-14 Siemens Aktiengesellschaft Parkhaus für Kraftfahrzeuge
FR2966270A1 (fr) * 2009-05-14 2012-04-20 Finsecur Detecteur autonome declencheur

Also Published As

Publication number Publication date
FR1561844A (enrdf_load_stackoverflow) 1969-03-28
GB1222871A (en) 1971-02-17

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